Garden Calculator

When to plant, by county

Seed-start, transplant, and harvest dates estimated from your county's average frost dates.

❄ Last frost ~Jun 5ZONE 3BFirst frost ~Sep 15
JanAprJulOct
CropStart indoorsPlant outsideEst. harvest
TomatoApr 24Jun 12Aug 26
PepperApr 10Jun 19Aug 28
BroccoliApr 24May 22Jul 21
OnionApr 10May 22Aug 30
LettuceMay 15Jun 29
PeasMay 8Jul 7
CarrotsMay 22Jul 31
KaleMay 15Jul 9
PotatoesMay 22Aug 20
Beans (bush)Jun 12Aug 6
Corn (sweet)Jun 12Aug 26
CucumberJun 12Aug 11
Summer SquashJun 12Aug 1